{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9784986","patent":{"patent_number":"US-9784986","title":"Self-aligned spatial filter","assignee":null,"inventors":[],"filing_date":"2013-12-03T00:00:00.000Z","publication_date":"2017-10-10T00:00:00.000Z","cpc_codes":["G01N","G01N","G01N","G01N"],"num_claims":3,"abstract":"A spatial filter is made by forming a structure comprising a focusing element and an opaque surface, the opaque surface being disposed remotely from the focusing element in substantially the same plane as a focal plane of the focusing element; and by forming a pinhole in the opaque surface at or adjacent to a focal point of the focusing element by transmitting a substantially collimated laser beam through the focusing element so that a point optimally corresponding to the focal point is identified on the opaque surface and imperfection of the focusing element, if any, is reflected on the shape and position of the pinhole so formed."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Self-aligned spatial filter","description":"A spatial filter is made by forming a structure comprising a focusing element and an opaque surface, the opaque surface being disposed remotely from the focusing element in substantially the same plan","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9784986","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9784986","citation_suggestion":"Patentable. \"Self-aligned spatial filter\" (US-9784986). https://patentable.app/patents/US-9784986","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9784986","json":"https://patentable.app/api/llm-context/US-9784986","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:20:19.424Z"}